19377380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88079}}^1$

素因数の和:88099

約数の個数: 24

約数和(自身を含む): 44392320

約数和(自身を除く): 25014940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 88079, 176158, 352316, 440395, 880790, 968869, 1761580, 1937738, 3875476, 4844345, 9688690, 19377380]

約数ペア:

[(1, 19377380), (2, 9688690), (4, 4844345), (5, 3875476), (10, 1937738), (11, 1761580), (20, 968869), (22, 880790), (44, 440395), (55, 352316), (110, 176158), (220, 88079)]